Home / 22,931.12-34,398.52-9,783.62

Finding the Fourth Proportional to 22,931.12, 34,398.52 and 9,783.62

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Solution

The fourth proportional to 22,931.12, 34,398.52 and 9,783.62 is: 14,676.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,931.12 : 34,398.52 = 9,783.62 : x
  2. Step 2: Convert to fraction form
    22,931.12/34,398.52 = 9,783.62/x
  3. Step 3: Cross multiply
    22,931.12x = 34,398.52 × 9,783.62
  4. Step 4: Simplify right side
    22,931.12x = 336,542,048.24
  5. Step 5: Solve for x
    x = 336,542,048.24/22,931.12
  6. Step 6: Final answer
    x = 14,676.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.